Default to true

mikhailramalho · mikhailramalho · commit fc156b55783e · 2025-04-15T09:51:06.000-03:00
Signed-off-by: Mikhail R. Gadelha &lt;mikhail@igalia.com&gt;
diff --git a/llvm/lib/CodeGen/BranchFolding.cpp b/llvm/lib/CodeGen/BranchFolding.cpp
@@ -94,7 +94,7 @@ class BranchFolderLegacy : public MachineFunctionPass {
 public:
   static char ID;
 
-  explicit BranchFolderLegacy(bool EnableTailMerge)
+  explicit BranchFolderLegacy(bool EnableTailMerge = true)
       : MachineFunctionPass(ID), EnableTailMerge(EnableTailMerge) {}
 
   bool runOnMachineFunction(MachineFunction &MF) override;
@@ -2088,6 +2088,6 @@ bool BranchFolder::HoistCommonCodeInSuccs(MachineBasicBlock *MBB) {
   return true;
 }
 
-MachineFunctionPass *llvm::createBranchFolderPass(bool EnableTailMerge) {
+MachineFunctionPass *llvm::createBranchFolderPass(bool EnableTailMerge = true) {
   return new BranchFolderLegacy(EnableTailMerge);
 }

Original file line number	Diff line number	Diff line change
`@@ -94,7 +94,7 @@ class BranchFolderLegacy : public MachineFunctionPass {`
`94`	`94`	`public:`
`95`	`95`	`static char ID;`
`96`	`96`
`97`		`- explicit BranchFolderLegacy(bool EnableTailMerge)`
	`97`	`+ explicit BranchFolderLegacy(bool EnableTailMerge = true)`
`98`	`98`	`: MachineFunctionPass(ID), EnableTailMerge(EnableTailMerge) {}`
`99`	`99`
`100`	`100`	`bool runOnMachineFunction(MachineFunction &MF) override;`
`@@ -2088,6 +2088,6 @@ bool BranchFolder::HoistCommonCodeInSuccs(MachineBasicBlock *MBB) {`
`2088`	`2088`	`return true;`
`2089`	`2089`	`}`
`2090`	`2090`
`2091`		`-MachineFunctionPass *llvm::createBranchFolderPass(bool EnableTailMerge) {`
	`2091`	`+MachineFunctionPass *llvm::createBranchFolderPass(bool EnableTailMerge = true) {`
`2092`	`2092`	`return new BranchFolderLegacy(EnableTailMerge);`
`2093`	`2093`	`}`